[Talk-us] [OSM-talk] Decline in accuracy of capture date metadata in Bing imagery

Paul Johnson baloo at ursamundi.org
Wed Jul 26 17:12:52 UTC 2017

On Wed, Jul 26, 2017 at 9:48 AM, Bryan Housel <bryan at 7thposition.com> wrote:

> Hey this is a topic that I care about - It turns out, you are already
> chipping in some money for high resolution orthoimagery!
> OK state Geographic Information Council
> http://okmaps.onenet.net/index.html
> OK state GIS Portal:
> https://okmaps.org/OGI/search.aspx
> The NAIP 2015 layer "provides 1 meter GSD ortho imagery rectified within
> +/- 6 meters to true ground at a 95% confidence level. “
I'm aware of the 2015 imagery, however, most of the changes associated with
the Tulsa and small town renaissance happened more recently than that
imagery, with the bonus points of the older imagery being easier to discern
details like lane markings, building footprints and signpost positions (and
in the case of stop and yield signs, the sign shape from the shadow as
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